i have installed the new released patch 5 on my machine "Client side only" not via ePO. after reboot, i coul not open the outlook 2013. When I disable the ""McAfee E-mail Scan Add-in", things go fine. From the Event Viewer, i have got the follwoing message:
Add-in execution error. Outlook crashed during the 'FolderSwitch' callback of the 'ExplorerEvents' interface while calling into the 'McAfee E-mail Scan Add-in' add-in.